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Finding the Fourth Proportional to 1,544.89, 2,317.09 and 504.89

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Solution

The fourth proportional to 1,544.89, 2,317.09 and 504.89 is: 757.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.89 : 2,317.09 = 504.89 : x
  2. Step 2: Convert to fraction form
    1,544.89/2,317.09 = 504.89/x
  3. Step 3: Cross multiply
    1,544.89x = 2,317.09 × 504.89
  4. Step 4: Simplify right side
    1,544.89x = 1,169,881.85
  5. Step 5: Solve for x
    x = 1,169,881.85/1,544.89
  6. Step 6: Final answer
    x = 757.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.